#include <stdio.h>

int main()
{
    _Bool b1 = 10;
    printf("%d", b1);
    printf("\n");
    _Bool b2 = NULL;
    printf("%d",b2);
    printf("\n");
    _Bool b3 = 0;
    printf("%d",b3);
    printf("\n");
    _Bool b4 = -28;
    printf("%d",b4);
    printf("\n");
    _Bool b5 = "";
    printf("%d",b5);
    return 0;
}